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GB/T 643-2008 English PDF

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Q: Should I purchase the latest version GB/T 643-2008?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 643-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$169.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 643-2008: Chemical reagent -- Potassium permanganate
Status: Valid

GB/T 643: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 643-2008	169	Add to Cart	3 days	Chemical reagent -- Potassium permanganate	Valid
GB/T 643-1988	199	Add to Cart	2 days	Chemical reagent--Potassium permanganate	Obsolete

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Basic data

Standard ID: GB/T 643-2008 (GB/T643-2008)
Description (Translated English): Chemical reagent -- Potassium permanganate
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G62
Classification of International Standard: 71.040.30
Word Count Estimation: 7,757
Date of Issue: 2008-05-15
Date of Implementation: 2008-11-01
Older Standard (superseded by this standard): GB/T 643-1988
Quoted Standard: GB/T 601; GB/T 602; GB/T 603; GB/T 609; GB/T 610-2008; GB/T 6682; GB/T 9723-2007; GB/T 9728; GB/T 9729; GB/T 9738; GB/T 9739; GB 15258; GB 15346; HG/T 3921
Adopted Standard: ISO 6353-2-1983, NEQ
Regulation (derived from): National Standard Approval Announcement 2008 No.8 (Total No.121)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the chemical reagent potassium permanganate traits, specifications, trial, packaging and inspection rules and signs. This standard applies to chemical reagent potassium permanganate test.

GB/T 643-2008: Chemical reagent -- Potassium permanganate

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Chemical reagent. Potassium permanganate ICS 71.040.30 G62 National Standards of People's Republic of China Replacing GB/T 643-1988 Chemical reagents potassium permanganate (ISO 6353-2. 1983, Reagentsforchemicalanalysis- Part 2. Specifications-Firstseries, NEQ) Posted 2008-05-15 2008-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard and ISO 6353-2. 1983 "Chemical analysis of reagent --- Part 2. Specification --- 1 of this series," The R26 "potassium permanganate" in Non-equivalent. This standard replaces GB/T 643-1988 "chemical reagents potassium permanganate", compared with the GB/T 643-1988 main changes are as follows. --- Water insoluble matter, chlorides, sulfates, total nitrogen, iron, five instead of chemical reagents common method for determining (1988 version 4.2.1, 4.2.2,4.2.3,4.2.4,4.2.5, this edition 5.3,5.4,5.5,5.6,5.7); --- Adjust the amount of arsenic assays excellent pure samples and standards (1988 version 4.2.7, this version 5.10). The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee Chemistry Chemicals Branch (SAC/TC63/SC3) centralized. This standard was drafted. Shantou Xilong Chemical Co., Ltd. The main drafters of this standard. She spicy Johnson, Yuan Aiguo, a good cow. This standard was first published in 1959, revised in 1977 for the first time in 1988, the second amendment. Chemical reagents potassium permanganate Warning. some of the test procedure specified in this standard can lead to dangerous situations, the user has the responsibility to take appropriate safety and health practices. Molecular formula. KMnO4 Molecular weight. 158.03 (according to 2005 international relative atomic mass)

1 Scope

This standard specifies the chemical reagent potassium permanganate traits, specifications, testing, packaging and inspection rules and signs. This standard applies to chemical agents in the potassium permanganate test.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. Preparation of GB/T 601 chemical reagent standard titration solution GB/T 602 Determination of impurities in chemical reagents prepared standard solution (GB/T 602-2002, ISO 6353-1. 1982, NEQ) with GB/T 603 chemical reagent test method Preparations of articles (GB/T 603-2002, ISO 6353-1 with. 1982, NEQ) GB/T 609 chemical reagent - General method for determination of total nitrogen (GB/T 609-2006, ISO 6353-1. 1982, NEQ) GB/T 610-2008 Chemical Reagent Determination of Arsenic in the general method (ISO 6353-1. 1982, NEQ) GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD) General Method spectrometry GB/T 9723-2007 Chemicals flame atomic absorption GB/T 9728 General method for determination of chemical reagents sulfate (GB/T 9728-2007, ISO 6353-1. 1982, NEQ) GB/T 9729 General method for determination of chloride Chemicals (GB/T 9729-2007, ISO 6353-1. 1982, NEQ) GB/T 9738 Determination of water insoluble chemical reagent - General method (GB/T 9738-2008, ISO 6353-1. 1982, NEQ) GB/T 9739 General method for determination of iron chemical reagents (GB/T 9739-2006, ISO 6353-1. 1982, NEQ) GB 15258 rules for preparation of chemical safety labels GB 15346 chemical reagent packaging and marking HG/T 3921 Chemicals sampling and acceptance rules

3 Characters

This reagent is dark purple metallic luster crystals dissolve in water, ethanol and other organic solvents in case it is reduced to lower manganese compound.

4 Specification

Potassium permanganate as shown in Table 1. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 643-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 643-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 643-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 643-2008_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 643-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 643-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.